31)

A ______ is a computer programme which can self-replicate and propagate over the network with or without human intervention and has malicious intent.

SSC CHSL 2021

A)

kernel

B)

virus

C)

trojan horse

D)

worm

32)

A topology for a Local Area Network in which all nodes are individually connected to a central connection point like a hub or switch is called:

SSC CHSL 2021

A)

star topology

B)

tree topology

C)

bus topology

D)

ring topology

33)

Which of the following is an input device?

SSC CHSL 2021

A)

Projector

B)

Scanner

C)

Monitor

D)

Speaker

34)

______ is the process of turning on a computer and powering up the system.

SSC CHSL 2021

A)

Execution

B)

Booting

C)

Saving

D)

Loading

35)

What do you call a key on a computer keyboard that is used to move the pointer (cursor) around on the screen?

SSC CHSL 2021

A)

Navigation key

B)

Numeric key

C)

Control key

D)

Function key

36)

CorelDraw is an example of a/an:

SSC CHSL 2021

A)

database software

B)

desktop publishing software

C)

spreadsheet software

D)

accounting software

37)

Which of the following keyboard shortcuts will you press in order to minimise all programs on a computer screen and display the desktop?

SSC CHSL 2021

A)

Windows + M

B)

Windows + D

C)

Windows + C

D)

Windows + F

38)

Which of the following devices accepts the results produced by the computer in a machine-readable form?

SSC CHSL 2021

A)

Mouse

B)

Graphics tablet

C)

Printer

D)

Microphone

39)

Which of the following is the full form of EBCDIC?

SSC CHSL 2021

A)

Extended Binary-Coded-Decimal Interchange Code

B)

Extended Binary-Control-Device Interchange Code

C)

Electronic Binary-Control-Decimal Interchange Code

D)

Electronic Binary-Coded-Device Interchange Code

40)

______ is an advanced discipline that teaches students how to analyse and find patterns in large amounts of data.

SSC CHSL 2021

A)

Computer science

B)

Data science

C)

Computer programming

D)

Software development